package org.apache.maven.scm.plugin;

 /*

  * Licensed to the Apache Software Foundation (ASF) under one

  * or more contributor license agreements.  See the NOTICE file

  * distributed with this work for additional information

  * regarding copyright ownership.  The ASF licenses this file

  * to you under the Apache License, Version 2.0 (the

  * "License"); you may not use this file except in compliance

  * with the License.  You may obtain a copy of the License at

  *

  * http://www.apache.org/licenses/LICENSE-2.0

  *

  * Unless required by applicable law or agreed to in writing,

  * software distributed under the License is distributed on an

  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY

  * KIND, either express or implied.  See the License for the

  * specific language governing permissions and limitations

  * under the License.

  */

 import org.apache.maven.plugin.MojoExecutionException;

 import org.apache.maven.scm.ScmException;

 import org.apache.maven.scm.ScmFileSet;

 import org.apache.maven.scm.command.export.ExportScmResult;

 import org.apache.maven.scm.repository.ScmRepository;

 import org.codehaus.plexus.util.FileUtils;

 import org.codehaus.plexus.util.StringUtils;

 import java.io.File;

 import java.io.IOException;

 /**

  * Get a fresh exported copy of the latest source from the configured scm url.

  *

  * @author <a href="mailto:evenisse@apache.org">Emmanuel Venisse</a>

  * @version $Id: ExportMojo.java 594453 2007-11-13 08:20:20Z evenisse $

  * @goal export

  * @description Export a project

  * @requiresProject false

  */

 public class ExportMojo

     extends AbstractScmMojo

 {

     /**

      * The version type (branch/tag/revision) of scmVersion.

      *

      * @parameter expression="${scmVersionType}"

      */

     private String scmVersionType;

     /**

      * The version (revision number/branch name/tag name).

      *

      * @parameter expression="${scmVersion}"

      */

     private String scmVersion;

     /**

      * The directory to export the sources to.

      *

      * @parameter expression="${exportDirectory}"

      * @required

      */

     private String exportDirectory;

     public void execute()

         throws MojoExecutionException

     {

         export();

     }

     protected String getExportDirectory()

     {

         return this.exportDirectory;

     }

     public void setExportDirectory( String exportDirectory )

     {

         this.exportDirectory = exportDirectory;

     }

     protected void export()

         throws MojoExecutionException

     {

         super.execute();

         try

         {

             ScmRepository repository = getScmRepository();

             try

             {

                 if ( StringUtils.isNotEmpty( getExportDirectory() ) )

                 {

                     File f = new File( getExportDirectory() );

                     if ( f.exists() )

                     {

                         this.getLog().info( "Removing " + getExportDirectory() );

                         FileUtils.deleteDirectory( getExportDirectory() );

                     }

                     f.mkdirs();

                 }

             }

             catch ( IOException e )

             {

                 throw new MojoExecutionException( "Cannot remove " + getExportDirectory() );

             }

             ExportScmResult result = getScmManager().export( repository, new ScmFileSet(

                 new File( getExportDirectory() ).getAbsoluteFile() ), getScmVersion( scmVersionType, scmVersion ),

                                                                       getExportDirectory() );

             checkResult( result );

         }

         catch ( ScmException e )

         {

             throw new MojoExecutionException( "Cannot run export command : ", e );

         }

     }

 }